Synopsis：The film tells the story of the Korean War, where Meng Daguan, the commander of the Third Platoon of the Chinese People's Volunteer Army, is tasked with a critical mission to rescue a reconnaissance platoon trapped behind enemy lines. After enduring a series of hardships and obstacles, the Third Platoon successfully joins forces with the reconnaissance platoon led by "Divine Marksman" Du Chuan. To prevent greater casualties among the main forces, Meng Daguan and Du Chuan make a decisive choice at a critical moment to trap the enemy's heavy artillery battalion, which is cut off from supplies. One small-scale battle after another quietly unfolds in this nameless water-covered valley...